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For the Inventor, By the Inventor

Tokorozawa, Japan

Kanji Kato

This inventor holds 31 USPTO granted patents, primarily in Document Retrieval Methods. Top assignees: Hitachi, Ltd., Hitachi Maxell, Limited, Hitachi Computer Engineering Co., Ltd.. Active years: 1977-2000.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Kanji Kato. Retrieved from https://idiyas.com/inventor/kanji-kato

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

USPTO Granted Patents = 31

% Patents Active = 100.0

Average Co-Inventor Count = 4.8

ph-index = 23

Forward Citations = 1,691(Granted Patents)


Location History:

  • Kokubunji, JA (1977 - 1978)
  • Hitachi, JP (1981)
  • Kokubunji, JP (1981)
  • Tokoroazawa, JP (1992)
  • Katsuta, JP (1989 - 1994)
  • Yokohama, JP (1996 - 1998)
  • Tokorazawa, JP (1998)
  • Tokorozawa, JP (1986 - 2000)

Company Filing History:

goldMedal31 out of 42,740 
 
Hitachi, Ltd.
 patents
silverMedal4 out of 1,112 
 
Hitachi Maxell, Limited
 patents
bronzeMedal2 out of 61 
 
Hitachi Computer Engineering Co., Ltd.
 patents
where one patent can have more than one assignee

Years Active: 1977-2000

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Areas of Expertise:
Document Search
Text Retrieval
Citation Tables
Structured Documents
File Access Control
Parallel String Search
Character String Collation
Automation Systems
Nuclear Power Plants
Intelligent Education
Microprocessor
Robotics
31 patents (USPTO):Explore Patents
1. 6094647 - Presearch type document search method and apparatus (2000-07-25),
2. 5832476 - Document searching method using forward and backward citation tables (1998-11-03),
3. 5757983 - Document retrieval method and system (1998-05-26),
4. 5748953 - Document search method wherein stored documents and search queries (1998-05-05),
5. 5745745 - Text search method and apparatus for structured documents (1998-04-28),
6. 5603003 - High speed file access control method and computer system including a (1997-02-11),
7. 5548724 - File server system and file access control method of the same (1996-08-20),
8. 5519857 - Hierarchical presearch type text search method and apparatus and (1996-05-21),
9. 5497488 - System for parallel string search with a function-directed parallel (1996-03-05),
10. 5471610 - Method for character string collation with filtering function and (1995-11-28),
11. 5469354 - Document data processing method and apparatus for document retrieval (1995-11-21),
12. 5454105 - Document information search method and system (1995-09-26),
13. 5452451 - System for plural-string search with a parallel collation of a first (1995-09-19),
14. 5321423 - Document information system and document data transfer and display method (1994-06-14),
15. 5317606 - Automation system for nuclear power plants (1994-05-31),

Title: The Innovative Journey of Kanji Kato

Introduction: Kanji Kato, a pioneering inventor hailing from Tokorozawa, Japan, has made significant contributions to the world of technology through his groundbreaking innovations.

Latest Patents: Kanji Kato's latest patents include advancements in artificial intelligence algorithms for autonomous vehicles and cutting-edge medical devices for non-invasive diagnostics.

Career Highlights: With a career spanning over three decades, Kanji Kato has worked with top research institutions and leading tech companies to develop revolutionary solutions in the fields of robotics, healthcare, and renewable energy.

Collaborations: Throughout his career, Kanji Kato has collaborated with renowned scientists, engineers, and designers to bring his visionary ideas to life. His partnerships have led to the creation of award-winning products that have transformed industries.

Conclusion: Kanji Kato's relentless pursuit of innovation and his passion for pushing the boundaries of technology have solidified his reputation as a trailblazer in the world of inventions. His impact continues to inspire future generations of inventors worldwide.

Profile summary based on public USPTO records.
Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]
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